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Garage Door Opener
Chamberlain
248735S 3/4 HP
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40 pages, 2.67 Mb
Contents
Main
GARAGE DOOR OPENER
Model 248735S 3/4 HP
For Residential Use Only
Owners Manual
TABLE OF CONTENTS
INTRODUCTION
Safety Symbol and Signal Word Review
Introduction 2-7
Assembly 8-11
Preparing your garage door
Tools needed
Planning
SECTIONAL DOOR INSTALLATIONS
SECTIONAL DOOR INSTALLATION
Planning (Continued)
ONE-PIECE DOOR INSTALLATIONS
ONE-PIECE DOOR WITH TRACK
ONE-PIECE DOOR WITHOUT TRACK
Carton Inventory
Page
ASSEMBLY STEP 1
Assemble the Rail & Install the Trolley
ASSEMBLY STEP 2
Fasten the Rail to the Motor Unit
ASSEMBLY STEP 3
Install the Idler Pulley
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Page
INSTALLATION STEP 1
Determine the Header Bracket Location
INSTALLATION STEP 2
Install the Header Bracket
WALL HEADER BRACKET INSTALLATION
CEILING HEADER BRACKET INSTALLATION
INSTALLATION STEP 3
Attach the Rail to the Header Bracket
INSTALLATION STEP 4
Position the Opener
SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK
INSTALLATION STEP 5
Hang the Opener
INSTALLATION STEP 6
Install the Door Control
INSTALLATION STEP 7
Install the Lights
INSTALLATION STEP 8
Attach the Emergency Release Rope and Handle
INSTALLATION STEP 9
Electrical Requirements
INSTALLATION STEP 10
Install The Protector System
IMPORTANT INFORMATION ABOUT THE SAFETY REVERSING SENSOR
Installing the Brackets
MOUNTING AND WIRING THE SAFETY REVERSING SENSORS
ALIGNING THE SAFETY REVERSING SENSORS
TROUBLESHOOTING THE SAFETY REVERSING SENSORS
INSTALLATION STEP 11
Fasten the Door Bracket
SECTIONAL DOORS
ONE-PIECE DOORS
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Page
ADJUSTMENT STEP 1
Adjust the UP and DOWN Travel Limits
HOW AND WHEN TO ADJUST THE LIMITS
ADJUSTMENT STEP 2
Adjust the Force
HOW AND WHEN TO ADJUST THE FORCES
ADJUSTMENT STEP 3
Test the Safety Reversal System
TEST
ADJUST
IMPORTANT SAFETY CHECK:
IMPORTANT SAFETY INSTRUCTIONS To reduce the risk of SEVERE INJURY or DEATH:
INSTRUCTIONS.
WARNING WARNING WARNING WARNING
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Page
Having a Problem?
Diagnostic Chart 1 FLASH
3 FLASHES
4 FLASHES
6 FLASHES
OR
PROGRAMMING
To Add or Reprogram a Hand-held Remote Control
USING THE LEARN BUTTON USING THE DOOR CONTROL
*3-Button Remotes 315 MHz
To Erase All Codes From Motor Unit Memory
To Add, Reprogram or Change a Keyless Entry PIN
USING THE LEARN BUTTON USING THE DOOR CONTROL
REPAIR PARTS
Page
ACCESSORIES
HOW TO ORDER REPAIR PARTS
1-800-528-9131
CHAMBERLAIN SERVICE IS ON CALL
1-800-528-9131